/*
 * Copyright 2016-present Open Networking Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.onosproject.sdxl2;

/**
 * Definition of the different types of tunnels used in SDX-L2.
 */
final class VirtualCircuitMechanism {

    /**
     * Empty constructor.
     */
    private VirtualCircuitMechanism() {
    }

    /**
     * Virtual Circuits using MAC addresses to identify traffic.
     */
    protected static final String MAC = "MAC";

    /**
     * Virtual Circuits using VLAN tags to identify traffic.
     */
    protected static final String VLAN = "VLAN";

    /**
     * Virtual Circuits using MPLS tags to identify traffic.
     */
    protected static final String MPLS = "MPLS";
}
